2448-5136 2448-5136 S2448-51362022000100249 10.32870/dgedj.v7i20.547 Spain 00 00 2022 00 00 2022 7 20 249 259 2019 134 1 1 9-38 1994 48 4 4 595-632 1975 683-94 2004 57 2 2 257-65 2001 8 2006 4 1 1 5-19 2001 51 2010 1999 93 4 4 821-35